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A mimo-based channel modeling device and method

A channel modeling and channel technology, applied in the field of MIMO-based channel modeling devices, can solve problems such as loss of multiple resources and low work efficiency

Active Publication Date: 2020-10-27
BEIJING RINFON TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] In the prior art, modeling is usually required when conducting research on MIMO communication systems. However, the inventors of the present application have found that the channel modeling device in the prior art needs to consume more resources, and has the disadvantage of low work efficiency. question

Method used

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  • A mimo-based channel modeling device and method
  • A mimo-based channel modeling device and method
  • A mimo-based channel modeling device and method

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Embodiment 1

[0016] An embodiment of the present invention provides a channel modeling device based on MIMO, such as figure 1 As shown, the MIMO-based channel modeling device includes a non-real-time module and a real-time module. Wherein, the non-real-time module includes a path fading information generating unit and a spatial correlation matrix generating unit, the path fading information generating unit is used to generate L path fading information, and the spatial correlation matrix generating unit is used to generate a correlation matrix of L groups (MN*NM) , wherein, N is the number of transmitting antennas, M is the number of receiving antennas, MN=M*N, NM=N*M, L, N and M are all positive integers; the real-time module includes matrix processing submodules and M root The receiving antenna signal processing sub-module corresponding to the receiving antenna one-to-one, the matrix processing sub-module includes a path signal processing unit corresponding to the L path fading informatio...

Embodiment 2

[0030] An embodiment of the present invention provides a channel modeling method based on MIMO. The channel modeling method is based on the channel modeling device described in Embodiment 1. The channel modeling method includes:

[0031] Step S1, generate L path fading information and a correlation matrix of L groups (MN*NM), wherein, N is the number of transmitting antennas, M is the number of receiving antennas, MN=M*N, NM=N*M, L , N and M are all positive integers;

[0032] Step S2, using the correlation matrix to process the corresponding path fading information to generate channel time-domain correlation signals corresponding to each receiving antenna;

[0033] Step S3, processing the channel time-domain correlation signal to obtain the received signal corresponding to the receiving antenna.

[0034] It should be noted that the MIMO-based channel modeling method is used in conjunction with the MIMO-based channel modeling device described in Embodiment 1. Therefore, detai...

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Abstract

The invention discloses a channel modeling device and method based on MIMO, relating to the field of communication technology, and aiming at reducing the resource loss of modeling and increasing the working efficiency. The channel modeling device based on MIMO comprises a non-real-time module and a real-time module, wherein the non-real-time module includes a path fading information generating unit and a spatial correlation matrix generating unit, the path fading information generating unit is used for generating n path fading information, and the spatial correlation matrix generating unit is used for generating the correlation matrix of L groups of (MN * NM); and the real-time module includes a matrix processing submodule and receiving antenna signal processing submodules that are in one-to-one correspondence to M receiving antennae, and the matrix processing submodule includes path signal processing units that are in one-to-one correspondence to L path fading information. The channel modeling device and method disclosed by the invention are used for modeling MIMO communication systems.

Description

technical field [0001] The present invention relates to the field of communication technology, in particular to a MIMO-based channel modeling device and method. Background technique [0002] At present, the MIMO (Multiple Input Multiple Output) communication system has become a hotspot in digital communication research. It uses multiple transmitting wires and receiving antennas at the transmitting end and receiving end respectively, so that the signal passes through the transmitting end and the receiving end. Multiple antennas for transmission and reception improve communication quality. [0003] In the prior art, modeling is usually required when conducting research on MIMO communication systems. However, the inventors of the present application have found that the channel modeling device in the prior art needs to consume more resources, and has the disadvantage of low work efficiency. question. Contents of the invention [0004] The object of the present invention is t...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04B7/0413H04B17/391
CPCH04B7/0413H04B17/391
Inventor 熊军
Owner BEIJING RINFON TECH CO LTD